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authorChris Humbert <freedesktop@mahadri.com>2010-05-07 17:02:43 +1000
committerJulien Cristau <jcristau@debian.org>2010-05-15 19:29:19 +0200
commitc247f81ca188407ac2ddd31adcae00074b2cda0b (patch)
treecc43207eb35ad8e613c222da74f82e3231dc2666
parente9a2eb86e9dd1f0d3d955bb7c16f2660c773e070 (diff)
dix: make DeviceEvent coordinates signed for Xinerama. #24986
With Xinerama enabled, event coordinates are relative to Screen 0, so they can be negative. The new DeviceEvent's coordinates are of type uint16_t, making screens above and to the left of Screen 0 unusable. X.Org Bug 24986 <https://bugs.freedesktop.org/show_bug.cgi?id=24986> Signed-off-by: Chris Humbert <freedesktop@mahadri.com> Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net> Signed-off-by: Keith Packard <keithp@keithp.com> (cherry picked from commit 21ed660f30a3f96c787ab00a16499e0fb034b2ad)
-rw-r--r--include/eventstr.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/eventstr.h b/include/eventstr.h
index 79685c1a6..433227e6e 100644
--- a/include/eventstr.h
+++ b/include/eventstr.h
@@ -91,9 +91,9 @@ struct _DeviceEvent
uint32_t button; /**< Button number */
uint32_t key; /**< Key code */
} detail;
- uint16_t root_x; /**< Pos relative to root window in integral data */
+ int16_t root_x; /**< Pos relative to root window in integral data */
float root_x_frac; /**< Pos relative to root window in frac part */
- uint16_t root_y; /**< Pos relative to root window in integral part */
+ int16_t root_y; /**< Pos relative to root window in integral part */
float root_y_frac; /**< Pos relative to root window in frac part */
uint8_t buttons[(MAX_BUTTONS + 7)/8]; /**< Button mask */
struct {